The interstellar object was first captured by scientists in July as an expert it warns it could be extra-terrestrial ...
Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...
Contextualizing speed and distance helps set expectations. Around perihelion, 3I/Atlas is moving at roughly 68 km per second. Its closest approach to Earth is about 1.8 AU, near December 19, which is ...
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